:root{--shell-height:78px}
.site-shell-header{position:sticky;top:0;z-index:160;overflow:visible;background:color-mix(in srgb,var(--color-bg) 94%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--color-divider)}
.site-shell-header__inner{max-width:1440px;min-height:var(--shell-height);margin:0 auto;padding:0 34px;display:flex;align-items:center;gap:26px}
.site-shell-brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:var(--color-text);text-decoration:none}
.site-shell-brand img{width:auto;height:34px}.site-shell-brand span{font-family:var(--font-heading);font-size:20px;font-weight:700;line-height:1;letter-spacing:.08em;text-transform:uppercase}
.site-shell-nav{height:var(--shell-height);margin-left:auto;display:flex;align-items:stretch;gap:28px;font-family:var(--font-heading);font-size:13px;font-weight:700;letter-spacing:.075em;text-transform:uppercase}
.site-shell-nav>a,.site-shell-nav__trigger{position:relative;display:flex;align-items:center;gap:8px;padding:0;border:0;background:transparent;color:var(--color-text);font:inherit;letter-spacing:inherit;text-transform:inherit;text-decoration:none;white-space:nowrap;cursor:pointer;transition:color .18s ease}
.site-shell-nav>a:after,.site-shell-nav__trigger:after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--color-accent);opacity:0;transform:scaleX(.3);transition:opacity .18s ease,transform .18s ease}
.site-shell-nav>a:hover,.site-shell-nav>a:focus-visible,.site-shell-nav__trigger:hover,.site-shell-nav__trigger:focus-visible,.site-shell-nav>a[aria-current=page],.site-shell-nav__trigger.active,.site-shell-nav__trigger[aria-expanded=true]{color:var(--color-accent-700)}
.site-shell-nav>a[aria-current=page]:after,.site-shell-nav__trigger.active:after,.site-shell-nav__trigger[aria-expanded=true]:after{opacity:1;transform:scaleX(1)}
.site-shell-nav__group{display:flex;align-items:stretch}.site-shell-chevron{width:7px;height:7px;border:solid currentColor;border-width:0 1.5px 1.5px 0;transform:rotate(45deg) translateY(-2px);transform-origin:center;transition:transform .18s ease}.site-shell-nav__trigger[aria-expanded=true] .site-shell-chevron{transform:rotate(-135deg) translate(-1px,-1px)}
.site-shell-panel{position:fixed;z-index:180;top:var(--shell-height);left:50%;width:min(1280px,calc(100vw - 32px));display:grid;grid-template-columns:1.05fr 1.35fr 1.35fr;gap:42px;padding:32px;background:var(--color-bg);border:1px solid var(--color-divider);box-shadow:0 24px 54px color-mix(in srgb,var(--color-text) 16%,transparent);transform:translateX(-50%)}
.site-shell-panel[hidden]{display:none}.site-shell-panel--learning{grid-template-columns:1.05fr 1.35fr 1.35fr;max-height:calc(100dvh - var(--shell-height) - 16px);overflow-y:auto}.site-shell-panel__intro{padding:4px 34px 4px 0;border-right:1px solid var(--color-divider)}
.site-shell-panel__intro>span,.site-shell-panel__group>span{display:block;font-family:var(--font-body);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent-700)}
.site-shell-panel__intro strong{display:block;margin:17px 0 13px;font-family:var(--font-heading);font-size:23px;line-height:1.15;letter-spacing:-.02em;text-transform:none}.site-shell-panel__intro p{margin:0;max-width:31ch;color:color-mix(in srgb,var(--color-text) 62%,transparent);font-size:12px;line-height:1.55}
.site-shell-panel__catalog{display:inline-flex;margin-top:22px;color:var(--color-accent-700);font-family:var(--font-heading);font-size:13px;font-weight:700;text-transform:uppercase;text-decoration:none}.site-shell-panel__catalog:hover,.site-shell-panel__catalog:focus-visible{color:var(--color-accent-900);text-decoration:underline;text-underline-offset:4px}
.site-shell-panel__group{display:grid;align-content:start}.site-shell-panel__group>span{margin:4px 0 11px;color:color-mix(in srgb,var(--color-text) 55%,transparent)}
.site-shell-panel__utility{min-height:38px;margin:0 0 4px;padding:0 8px 10px 12px;display:flex;align-items:center;justify-content:space-between;gap:22px;border-bottom:1px solid var(--color-divider)}.site-shell-panel__utility>span{color:color-mix(in srgb,var(--color-text) 55%,transparent);font-family:var(--font-body);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase}.site-shell-panel__utility>a{color:var(--color-accent-700);font-family:var(--font-heading);font-size:12px;font-weight:700;text-decoration:none}.site-shell-panel__utility>a:hover,.site-shell-panel__utility>a:focus-visible{color:var(--color-accent-900);text-decoration:underline;text-underline-offset:4px}
.site-shell-panel__group>a{position:relative;display:grid;gap:3px;padding:10px 42px 10px 12px;border-left:2px solid transparent;color:var(--color-text);text-decoration:none;transition:color .16s ease,background-color .16s ease,border-color .16s ease,transform .16s ease}
.site-shell-panel__group>a b{font-family:var(--font-heading);font-size:14px;line-height:1.2}.site-shell-panel__group>a small{color:color-mix(in srgb,var(--color-text) 60%,transparent);font-family:var(--font-body);font-size:11px;line-height:1.35}.site-shell-panel__group>a i{position:absolute;top:13px;right:8px;color:color-mix(in srgb,var(--color-text) 40%,transparent);font-family:var(--font-body);font-size:10px;font-style:normal}
.site-shell-panel__group>a:hover,.site-shell-panel__group>a:focus-visible{color:var(--color-accent-700);background:var(--color-accent-100);border-left-color:var(--color-accent-400);transform:translateX(2px)}.site-shell-panel__group>a:active{background:var(--color-accent-200);border-left-color:var(--color-accent-700);transform:translateX(1px)}.site-shell-panel__group>a[aria-current=page]{color:var(--color-accent-800);background:var(--color-accent-100);border-left-color:var(--color-accent)}
.site-shell-actions{display:flex;align-items:center;gap:18px;flex:0 0 auto}.site-shell-phone{color:var(--color-text);font-family:var(--font-heading);font-size:16px;font-weight:700;white-space:nowrap}.site-shell-phone:hover{color:var(--color-accent-700)}
.site-shell-cta{min-height:46px;padding:0 19px;border-radius:0;white-space:nowrap;color:var(--color-bg)}.site-shell-cta:hover{border-color:var(--color-accent-600);background:var(--color-accent-600);color:var(--color-bg)}.site-shell-cta:active{border-color:var(--color-accent-700);background:var(--color-accent-700);color:var(--color-bg);transform:translateY(1px)}
.site-shell-burger{width:44px;height:44px;padding:0;border-radius:0;flex-direction:column;gap:5px;align-items:center;justify-content:center}.site-shell-burger span{display:block;width:19px;height:1.5px;background:var(--color-text)}
.site-shell-mobile{display:none}.site-shell-mobile.open{position:fixed;inset:0;z-index:260;display:flex;flex-direction:column;overflow:auto;background:var(--color-bg)}.site-shell-mobile__head{min-height:76px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--color-divider)}.site-shell-mobile__close{width:44px;height:44px;border:0;background:transparent;color:var(--color-text);font:300 38px/1 var(--font-body);cursor:pointer}.site-shell-mobile__body{padding:16px 20px}.site-shell-mobile__group,.site-shell-mobile__direct{display:block;border-bottom:1px solid var(--color-divider)}.site-shell-mobile__toggle,.site-shell-mobile__direct{width:100%;min-height:62px;padding:0;display:flex;align-items:center;gap:12px;border:0;background:transparent;color:var(--color-text);font-family:var(--font-heading);font-size:20px;font-weight:700;text-align:left;text-transform:uppercase;text-decoration:none}.site-shell-mobile__toggle>span,.site-shell-mobile__direct>span{color:color-mix(in srgb,var(--color-text) 50%,transparent);font-family:var(--font-body);font-size:10px}.site-shell-mobile__toggle>i,.site-shell-mobile__direct>i{margin-left:auto;color:var(--color-accent-700);font-style:normal;font-weight:400}.site-shell-mobile__panel{display:grid;padding:0 0 15px 25px}.site-shell-mobile__panel[hidden]{display:none}.site-shell-mobile__panel a{padding:10px 12px;border-left:2px solid var(--color-divider);color:color-mix(in srgb,var(--color-text) 76%,transparent);font-family:var(--font-heading);font-size:16px;text-decoration:none}.site-shell-mobile__panel a[aria-current=page]{border-left-color:var(--color-accent);background:var(--color-accent-100);color:var(--color-accent-800)}
.site-shell-mobile__contact{margin-top:auto;padding:22px 24px 92px;display:grid;gap:7px}.site-shell-mobile__contact>a{color:var(--color-text);font-family:var(--font-heading);font-size:18px}.site-shell-mobile__contact>span{color:color-mix(in srgb,var(--color-text) 60%,transparent);font-size:13px}.site-shell-mobile__contact>div{display:flex;gap:18px;margin-top:8px}.site-shell-mobile__contact>div a{color:var(--color-accent-700);font-family:var(--font-heading);font-size:14px;text-transform:uppercase}.site-shell-mobile__cta{position:fixed;z-index:270;left:14px;right:14px;bottom:14px;min-height:56px;border-radius:0;color:var(--color-bg)}.site-shell-mobile__cta:hover{color:var(--color-bg)}.site-shell-lock{overflow:hidden}
.site-shell-footer{border-top:1px solid var(--color-divider)}.site-shell-footer__inner{max-width:1440px;margin:0 auto;padding:50px 34px;display:grid;grid-template-columns:210px 1fr 250px;gap:54px;align-items:start}.site-shell-footer__brand img{width:200px;height:auto}.site-shell-footer__nav{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr));gap:28px}.site-shell-footer__nav section{display:grid;align-content:start;gap:8px}.site-shell-footer__nav b{margin-bottom:5px;color:color-mix(in srgb,var(--color-text) 55%,transparent);font-family:var(--font-body);font-size:11px;letter-spacing:.1em;text-transform:uppercase}.site-shell-footer__nav a{color:var(--color-text);font-size:14px}.site-shell-footer__nav a:hover{color:var(--color-accent-700)}.site-shell-footer__meta{display:grid;gap:7px;text-align:right}.site-shell-footer__meta>a{color:var(--color-text);font-family:var(--font-heading);font-size:14px}.site-shell-footer__meta p{margin:10px 0 0;color:color-mix(in srgb,var(--color-text) 55%,transparent);font-size:12px;line-height:1.7}.site-shell-footer__meta p a{color:inherit}
@media(max-width:1180px){.site-shell-nav{gap:18px}.site-shell-actions{gap:12px}.site-shell-phone{font-size:14px}.site-shell-panel{width:calc(100vw - 28px)}}
@media(max-width:1100px){.site-shell-nav{display:none!important}.site-shell-burger{display:inline-flex!important}.site-shell-actions{margin-left:auto}.site-shell-footer__inner{grid-template-columns:180px 1fr}.site-shell-footer__meta{grid-column:1/-1;grid-template-columns:repeat(3,max-content) 1fr;align-items:start;text-align:left}.site-shell-footer__meta p{grid-column:4;text-align:right;margin:0}}
@media(max-width:700px){:root{--shell-height:68px}.site-shell-header__inner{min-height:68px;padding:0 18px;gap:10px}.site-shell-brand img{height:31px}.site-shell-brand span{font-size:18px}.site-shell-phone,.site-shell-cta{display:none!important}.site-shell-footer__inner{padding:42px 20px;grid-template-columns:1fr;gap:34px}.site-shell-footer__brand img{width:180px}.site-shell-footer__nav{grid-template-columns:1fr 1fr;gap:28px 22px}.site-shell-footer__meta{grid-column:auto;grid-template-columns:1fr;text-align:left}.site-shell-footer__meta p{grid-column:auto;text-align:left}}
@media(prefers-reduced-motion:reduce){.site-shell-nav *, .site-shell-panel__group>a,.site-shell-cta{transition:none!important}.site-shell-panel__group>a:hover,.site-shell-panel__group>a:active,.site-shell-cta:active{transform:none}}

.site-shell-mobile__label{padding:18px 12px 6px;font:600 11px/1.4 var(--font-body);letter-spacing:.1em;text-transform:uppercase;color:var(--color-accent-700)}

/* An open mobile menu must be fixed to the viewport, not the blurred header. */
.site-shell-lock .site-shell-header{backdrop-filter:none;-webkit-backdrop-filter:none}.site-shell-mobile.open>div{flex-shrink:0}.site-shell-mobile.open{height:100dvh;scroll-padding-bottom:90px}